Oral drug testing is an easy test that can be administered instantly with kits. A good number of companies have implemented oral drug testing among their workforce. The urine drug testing has a lot of chances for sample adulterations. It is now easy to adulterate a urine sample with the available things with the donor. Water is added to the sample to dilute the concentration of the drug or by drinking more water and frequent urination will eliminate drugs from the body. Continue reading →